Sheraton Portsmouth Harborside Hotel


250 Market Street, Portsmouth, NH, 03801, United States   •  Weather:   

Local Time Phone (603) 431-2300 Hotel Reservations 888-627-7138


Unwind at Our Signature Spa in Portsmouth, New Hampshire

Du Da Spa

Whether you've spent the day on a long flight, in back-to-back meetings or exploring the many sights of Portsmouth, New Hampshire, we understand that travel can be demanding. We invite you to relax and rejuvenate with a healing treatment at the Du.Da Spa, a French-Moroccan-themed spa located adjacent to Sheraton Portsmouth Harborside Hotel. 

Indulge in our array of expertly administrated spa treatments and experience total relaxation during your Portsmouth vacation. Specializing in Eastern-inspired relaxation techniques, our spa services are designed to nurture the mind, soothe the body and revitalize the spirit.

To contact the Du.Da Spa directly, please call 603-430-9800, a dedicated line for only Sheraton guests. Additional Du.Da Spa Information can be found below and also by visiting


  • Tuesday - Friday: 9:00 AM–8:00 PM
  • Saturday: 9:00 AM–6:00 PM
  • Sunday: 10:00 AM–5:00 PM


  • 53 Green St. Portsmouth, NH
  • The spa is conveniently located next door to our hotel

Telephone number, exclusive to Sheraton guests: 603-430-9800